public function testPassPlaceholderAsString()
{
$form = $this->factory->create(
'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
null,
array(
'placeholder' => 'Empty',
'with_seconds' => true,
)
);
$view = $form->createView();
$this->assertSame('Empty', $view['years']->vars['placeholder']);
$this->assertSame('Empty', $view['months']->vars['placeholder']);
$this->assertSame('Empty', $view['days']->vars['placeholder']);
$this->assertSame('Empty', $view['seconds']->vars['placeholder']);
}